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Old 09-21-2007, 06:21 PM
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Join Date: Feb 2006
Location: DFW area of Texas
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okay this is a little late,, but he complained about it humming then went to reversing the polarity to correct it? 9550 is a digital servo and ALL digital servos make that humming noise.. this blows me away

Last edited by looper; 09-21-2007 at 06:48 PM. Reason: oops wrong number there
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